Henan Jian Li Da Medical Instrument Co.,Ltd basing on research and development, the production and the sale for the dentistry medical instrument, has a specialized technical troop, and is maintaining close exchanges and cooperation with each correlation scientific research institution. Our company derives the newest achievements in scientific research unceasingly and develops the new product to go on the market one after another. "the tooth happy logo" the disposable dental handpiece which was invented by our company independently is the domestic origination product, and it has filled a domestic gap in the field of dentistry.